Prof. Hongbo Zhao obtained his BSc, MSc and PhD degrees from Central South University in Changsha, China. Prof. Zhao obtained his doctoral degree in Minerals Processing Engineering in 2016. From 2016.06 to 2021.08, he worked at Central South University as an associate professor. Since 2021.08, he has been working at Central South University as full professor. His research mainly focuses on mineral processing and extractive metallurgy, biohydrometallurgy/biomining. He also has rich practical experiences in the mining and metallurgical industries.Prof. Li Shen obtained her BSc, MSc and PhD degrees from Central South University in Changsha, China. She commenced her PhD studies, instructed by Professor Guanzhou Qiu and obtained her doctoral degree in Bioengineering in 2011. From 2006.01 to 2007.09, she worked at Central South University as a teaching assistant. From 2007.09 to 2012.09, she worked at Central South University as a lecturer. From 2012.09 to 2022.09, she worked at Central South University as an associate professor. Since 2022.09, she has been working at Central South University as full professor. Her research mainly focuses on rare earth bio-metallurgy, bioremediation of heavy metal pollution. Prof. Shen has more than 90 publications and 25 authorized patents, she has presided over 10 key research projects. In addition, Prof. Shen has won more than ten awards in the education and teaching reform and curriculum ideological and political construction.Dr. Xiaoyu Meng obtained his MSc and PhD degrees from Central South University in Changsha, China. Dr. Meng obtained his doctoral degree in Minerals Processing Engineering in 2024. Since 2024.08, he worked at Central South University as Assistant Professor. His research mainly focuses on (bio)hydrometallurgy of rare earth resources. Prof. Guanzhou Qiu, Scientist of Mineral Engineering, born in Guangdong Province of China. Prof. Qiu obtained his PhD degree in September of 1987 and has ever served as the vice president of Central South University for about 20 years. He was selected as the Academician of the Chinese Academy of Engineering (CAE) in 2011. Prof. Qiu mainly focus on the research of efficient and clean utilization of mineral resources. Prof. Qiu has more than 200 publications and five monographs, he has achieved four National Science and Technology Awards and two Ten Major Scientific and Technological Progress of China's Colleges and Universities. Prof. Qiu has conducted many key scientific projects, including two “973 Program and “863 Program. Prof. Qiu is the vice chairman of International Society for Biohydrometallurgy and was the chairman of 19th International Biohydrometallurgy Symposium (IBS).